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/linux/tools/testing/selftests/namespaces/
H A Dinit_ino_test.c22 static struct ns_info namespaces[] = { variable
37 for (int i = 0; i < sizeof(namespaces) / sizeof(namespaces[0]); i++) { in TEST()
38 int ret = stat(namespaces[i].proc_path, &st); in TEST()
44 namespaces[i].name); in TEST()
49 namespaces[i].proc_path, strerror(errno)); in TEST()
52 ASSERT_EQ(st.st_ino, namespaces[i].expected_ino) in TEST()
54 namespaces[i].name, st.st_ino, namespaces[i].expected_ino); in TEST()
57 namespaces[i].name, st.st_ino, namespaces[i].expected_ino); in TEST()
/linux/Documentation/admin-guide/sysctl/
H A Duser.rst15 limits on the number of namespaces and other objects that have
29 who created user namespaces the creation of the object happens
30 in (user namespaces can be nested) and verified to be below the per user
31 limits in the user namespaces of those users.
41 The maximum number of cgroup namespaces that any user in the current
47 The maximum number of ipc namespaces that any user in the current
53 The maximum number of mount namespaces that any user in the current
59 The maximum number of network namespaces that any user in the
65 The maximum number of pid namespaces that any user in the current
71 The maximum number of time namespaces that any user in the current
[all …]
/linux/tools/perf/util/
H A Dnamespaces.c39 struct namespaces *namespaces__new(struct perf_record_namespaces *event) in namespaces__new()
41 struct namespaces *namespaces; in namespaces__new() local
45 namespaces = zalloc(sizeof(struct namespaces) + link_info_size); in namespaces__new()
46 if (!namespaces) in namespaces__new()
49 namespaces->end_time = -1; in namespaces__new()
52 memcpy(namespaces->link_info, event->link_info, link_info_size); in namespaces__new()
54 return namespaces; in namespaces__new()
57 void namespaces__free(struct namespaces *namespaces) in namespaces__free() argument
59 free(namespaces); in namespaces__free()
H A Dnamespaces.h24 struct namespaces { struct
30 struct namespaces *namespaces__new(struct perf_record_namespaces *event); argument
31 void namespaces__free(struct namespaces *namespaces);
H A Dthread.c95 struct namespaces *namespaces, *tmp_namespaces; in thread__delete() local
105 list_for_each_entry_safe(namespaces, tmp_namespaces, in thread__delete()
107 list_del_init(&namespaces->list); in thread__delete()
108 namespaces__free(namespaces); in thread__delete()
150 static struct namespaces *__thread__namespaces(struct thread *thread) in __thread__namespaces()
155 return list_first_entry(thread__namespaces_list(thread), struct namespaces, list); in __thread__namespaces()
158 struct namespaces *thread__namespaces(struct thread *thread) in thread__namespaces()
160 struct namespaces *ns; in thread__namespaces()
172 struct namespaces *new, *curr = __thread__namespaces(thread); in __thread__set_namespaces()
/linux/Documentation/admin-guide/namespaces/
H A Dcompatibility-list.rst6 may have when creating tasks living in different namespaces.
10 in different other namespaces (the rows):
23 1. Both the IPC and the PID namespaces provide IDs to address
33 2. Intentionally, two equal user IDs in different user namespaces
39 The same is true for the IPC namespaces being shared - two users
40 from different user namespaces should not access the same IPC objects
H A Dresource-control.rst2 User namespaces and resource control
9 user namespaces expose the system to potential misuse of resources.
12 control groups on any system that enables user namespaces.
/linux/Documentation/core-api/
H A Dsymbol-namespaces.rst14 their exported symbols into separate namespaces. That is useful for
17 kernel. As of today, modules that make use of symbols exported into namespaces,
53 Defining namespaces for all symbols of a subsystem can be very verbose and may
99 In order to use symbols that are exported into namespaces, kernel modules need
100 to explicitly import these namespaces. Otherwise the kernel might reject to
102 for the namespaces it uses symbols from. E.g. a module using the
109 This has the side effect, that the imported namespaces of a module can be
136 Missing namespaces imports can easily be detected at build time. In fact,
/linux/tools/testing/selftests/net/
H A Dpmtu.sh1162 setup namespaces routing || return $ksft_skip
1256 setup namespaces policy_routing || return $ksft_skip
1301 setup namespaces policy_routing || return $ksft_skip
1349 setup namespaces routing ${type}4 || return $ksft_skip
1353 setup namespaces routing ${type}6 || return $ksft_skip
1424 setup namespaces routing bridge bridged_${type}4 || return $ksft_skip
1428 setup namespaces routing bridge bridged_${type}6 || return $ksft_skip
1549 setup namespaces routing ovs_bridge ovs_${type}4 || return $ksft_skip
1553 setup namespaces routing ovs_bridge ovs_${type}6 || return $ksft_skip
1630 setup namespaces routing ${encap}${outer_family}${inner_family} || return $ksft_skip
[all …]
/linux/tools/testing/selftests/net/forwarding/
H A DREADME4 One of the nice things about network namespaces is that they allow one
7 Unfortunately, these namespaces can not be used with actual switching
8 ASICs, as their ports can not be migrated to other network namespaces
10 L1-separation provided by namespaces.
26 The VRFs act as lightweight namespaces representing hosts connected to
/linux/net/ipv6/
H A Dioam6.c124 ns = rhashtable_lookup_fast(&nsdata->namespaces, &id, rht_ns_params); in ioam6_genl_addns()
147 err = rhashtable_lookup_insert_fast(&nsdata->namespaces, &ns->head, in ioam6_genl_addns()
173 ns = rhashtable_lookup_fast(&nsdata->namespaces, &id, rht_ns_params); in ioam6_genl_delns()
182 err = rhashtable_remove_fast(&nsdata->namespaces, &ns->head, in ioam6_genl_delns()
255 rhashtable_walk_enter(&nsdata->namespaces, iter); in ioam6_genl_dumpns_start()
513 ns = rhashtable_lookup_fast(&nsdata->namespaces, &ns_id, rht_ns_params); in ioam6_genl_ns_set_schema()
690 return rhashtable_lookup_fast(&nsdata->namespaces, &id, rht_ns_params); in ioam6_namespace()
985 err = rhashtable_init(&nsdata->namespaces, &rht_ns_params); in ioam6_net_init()
996 rhashtable_destroy(&nsdata->namespaces); in ioam6_net_init()
1007 rhashtable_free_and_destroy(&nsdata->namespaces, ioam6_free_n in ioam6_net_exit()
[all...]
/linux/Documentation/translations/zh_CN/core-api/
H A Dsymbol-namespaces.rst3 :Original: Documentation/core-api/symbol-namespaces.rst
9 .. _cn_symbol-namespaces.rst:
/linux/tools/testing/selftests/drivers/net/bonding/
H A Dlag_lib.sh91 local namespaces="lag_node1 lag_node2"
94 for n in ${namespaces}; do
107 NAMESPACES="${namespaces}"
/linux/Documentation/admin-guide/LSM/
H A DSafeSetID.rst66 Use user namespaces
73 Unfortunately, it is not generally feasible to use user namespaces in isolation,
76 entity. For example, Linux has the notion that network namespaces are owned by
85 configurations. Using user namespaces in isolation causes problems regarding
86 other system interactions, including use of pid namespaces and device creation.
/linux/drivers/nvdimm/
H A DKconfig13 namespaces (/dev/pmemX). A PMEM namespace refers to a
110 devices with support for dynamic layout of namespaces.
112 namespace management. This allows supporting up to 509 namespaces
136 option. Otherwise, say Y but understand that any namespaces
/linux/Documentation/networking/
H A Dsysfs-tagging.rst15 namespaces to see the same interface that is currently presented in
35 the contents of other namespaces' sysfs mounts. Therefore, when a
H A Dnetfilter-sysctl.rst17 namespaces. This variable is only accessible from init_net.
/linux/Documentation/translations/it_IT/core-api/
H A Dindex.rst11 symbol-namespaces
/linux/scripts/
H A Dnsdeps33 for ns in $namespaces; do
/linux/tools/perf/tests/shell/attr/
H A Dtest-record-dummy-C047 namespaces=0
H A Dsystem-wide-dummy44 namespaces=0
/linux/drivers/nvme/target/
H A Dcore.c126 nvmet_for_each_enabled_ns(&subsys->namespaces, idx, cur) in nvmet_max_nsid()
442 req->ns = xa_load(&subsys->namespaces, nsid); in nvmet_req_find_ns()
610 xa_set_mark(&subsys->namespaces, ns->nsid, NVMET_NS_ENABLED); in nvmet_ns_enable()
636 xa_clear_mark(&subsys->namespaces, ns->nsid, NVMET_NS_ENABLED); in nvmet_ns_disable()
674 xa_erase(&subsys->namespaces, ns->nsid); in nvmet_ns_free()
710 if (xa_insert(&subsys->namespaces, ns->nsid, ns, GFP_KERNEL)) in nvmet_ns_alloc()
1557 nvmet_for_each_enabled_ns(&ctrl->subsys->namespaces, idx, ns) in nvmet_setup_p2p_ns_map()
1879 xa_init(&subsys->namespaces); in nvmet_subsys_alloc()
1907 WARN_ON_ONCE(!xa_empty(&subsys->namespaces)); in nvmet_subsys_free()
1911 xa_destroy(&subsys->namespaces); in nvmet_subsys_free()
/linux/include/net/
H A Dioam6.h44 struct rhashtable namespaces; member
/linux/Documentation/driver-api/nvdimm/
H A Dnvdimm.rst83 (persistently names) capacity allocated to different PMEM namespaces. It
523 Idle namespaces are automatically created by the kernel if a given
544 /* unlike pmem namespaces, blk namespaces have a sector size */
559 https://www.nvmexpress.org/specifications/), and NFIT namespaces are
561 NVME-namespaces.
593 Similar to namespaces an idle BTT device is automatically created per
/linux/fs/proc/
H A DMakefile27 proc-y += namespaces.o

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